Sony HCD-VX3A - Main Section

HCD-VX3A
22 22
MAIN SECTION
SPEAKER
IMPEDANCE
USE 6-16Ω
MIC1
J711
MIC AMP
IC712(1/2)
MIC AMP
IC712(2/2)
MIC VOL
RV712
C
VIDEO
SECTION
(Page 19)
F
E
TAPE DECK
SECTION
(Page 21)
L
AM
VIDEO/MD
(AUDIO) IN
J101 (1/2)
R-CH
FM75Ω
FM ANT
AM ANT
ST-L
ST-MUTE
STEREO
TUNED
ST-DIN
FM ANT
AM ANT
ST-R
ST-DOUT
ST-CLK
ST-CE
R-CH
ANTENNA
FM/AM TUNER UNIT
IN F2
64
SOUND
CONTROL
CIRCUIT
INPUT
SELECT
33
66
68
67
IN D2
IN B2
IN C2
CPU
INTERFACE
32 34
DATA CLOCK
LATCH
60 59
14 11
KEY IN2 B OUT
GRAPHIC
EQUALIZER
CONTROL
CIRCUIT
FOUT2
REC B2 REC A2
MIC IN
2 5830
MIC IN
L+R
57
VOLUME
CONTROL
BASS BOOST
CONTROL
CIRCUIT
VOL IN2
41
VOL OUT2
72
OUT2
36
DBFB CONTROL
SWITCH
Q111
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC101
38 39
.
BB B2 BB A2
FEED BACK
SWITCH
Q112
MUTE
Q113
MUTE
Q411
MUTE
Q191
POWER AMP
IC801
1418
R-CH
Q113
D141
D191
MUTE SWITCH
Q412
R-CH
R-CH
OVER LOAD
DETECT
Q801
RELAY DRIVE
Q431
PROTECTOR
Q435,436
OVER LOAD
DETECT SW
Q432,437
PROTECTOR
Q439
R-CH
R-CH
R-CH
R-CH
D803
DC DEFECT
SWITCH
Q433,434
R-CH
Q192
MUTE SWITCH
Q508,509
RESET SIGNAL
GENERATOR
IC502
RESET
SWITCH
Q501
3
1
+5V
RY401
L
R
TM401
J
DISPLAY
SECTION
R-CH
SPEANA
L
R
J101 (2/2)
SUPER WOOFER
J191
PHONES
J701
SYSTEM CONTROL
IC501 (3/3)
52 55 54 53 51 50 49 7
DBFB-H/L
ST-MUTE
STEREO
TUNED
ST-DIN
ST-DOUT
ST-CLK
ST-CE
65 63 61 60
DISC-SENS
T-SENS
TBL-L
TBL-R
67 66
LOAD-OUT
LOAD-IN
68
ENC3
70 69
ENC2 ENC1
71
OUT-OPEN
59
XRST
47
M62493-DATA
48 38
M62493-CLK
M62493-LATCH
BY-PASS
L+R/L-R
6
LINE-MUTE
22
AC-CUT
12
RESET
13
X OUT
36
RY-SW
3
F-RELAY
27
PROTECTOR IN
I
DISPLAY
SECTION
G
DISPLAY
SECTION
RESET
• Signal Path
• RCH is omitted
: TAPE PLAY
: RECORD
: CD PLAY
: TUNER (FM/AM)
: MIC INPUT
16
15
X IN
30
IIC-DATA
11
XC OUT
10
XC IN
X613
16MHz
X601
32.768kHz
29
IIC-CLK
2
POWER
5
CD-POWER
H
POWER
CD-POWER
POWER
SECTION
VIDEO/MD
(REC OUT)
R
1
STK-MUTE
MUTE SWITCH
Q803,804,865
TAPE DECK
SECTION
(Page 21)
(Page 23)
D
VIDEO
SECTION
(Page 20)
(Page 23)
(Page 23)
(Page 23)
42
2 3
SURROUND AMP
IC1201
41 40
XRST
I
2
C.CLK
I
2
C.DATA
I
2
C.CLK
I
2
C.DATA
T. SENS
OPEN
TBL.L
TBL.R
DISC SENS
ENC 1
ENC 2
ENC 3
LOAD IN
LOAD OUT
B
CD
SECTION
(Page 19)